19597232

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 39132912

約数和(自身を除く): 19535680

約数列:

[1, 2, 4, 8, 16, 67, 101, 134, 181, 202, 268, 362, 404, 536, 724, 808, 1072, 1448, 1616, 2896, 6767, 12127, 13534, 18281, 24254, 27068, 36562, 48508, 54136, 73124, 97016, 108272, 146248, 194032, 292496, 1224827, 2449654, 4899308, 9798616, 19597232]

約数ペア:

[(1, 19597232), (2, 9798616), (4, 4899308), (8, 2449654), (16, 1224827), (67, 292496), (101, 194032), (134, 146248), (181, 108272), (202, 97016), (268, 73124), (362, 54136), (404, 48508), (536, 36562), (724, 27068), (808, 24254), (1072, 18281), (1448, 13534), (1616, 12127), (2896, 6767)]